package com.cssl.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.cssl.entity.User;

public interface UserMapper extends BaseMapper<User> {

    /**
     * 计算今日注册的新用户个数
     * @return
     */
    int findNewUser();

    /**
     * 计算前天注册的新用户个数
     * @return
     */
    int findNewUser_yd();

}
